Home / 626,305.76-939,456.10-226,853.04

Finding the Fourth Proportional to 626,305.76, 939,456.10 and 226,853.04

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Solution

The fourth proportional to 626,305.76, 939,456.10 and 226,853.04 is: 340,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,305.76 : 939,456.10 = 226,853.04 : x
  2. Step 2: Convert to fraction form
    626,305.76/939,456.10 = 226,853.04/x
  3. Step 3: Cross multiply
    626,305.76x = 939,456.10 × 226,853.04
  4. Step 4: Simplify right side
    626,305.76x = 213,118,472,231.54
  5. Step 5: Solve for x
    x = 213,118,472,231.54/626,305.76
  6. Step 6: Final answer
    x = 340,278.64

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.